diff --git a/.github/workflows/typecheck.yml b/.github/workflows/typecheck.yml
index 66b48265..491d58ef 100644
--- a/.github/workflows/typecheck.yml
+++ b/.github/workflows/typecheck.yml
@@ -20,6 +20,6 @@ jobs:
       uses: actions/setup-node@v2
       with:
         node-version: ${{ matrix.node-version }}
-        cache: 'npm'
-    - run: npm install
-    - run: npm run typecheck
+        cache: 'yarn'
+    - run: yarn install
+    - run: yarn run typecheck